Cecilius Calvert, 2nd Baron Baltimore (circa 1605 - 1675), inherited on the death of his father
George Calvert, 1st Baron Baltimore[?] in 1632 the grant by
Charles I of England of the new colony of
Maryland. Cecilius thus became Maryland's first proprietor (1632 - 1675). He governed through deputies, the last being his only son
Charles Calvert, 3rd Baron Baltimore[?].